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Finding the Fourth Proportional to 167,892.91, 251,778.88 and 55,552.39

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Solution

The fourth proportional to 167,892.91, 251,778.88 and 55,552.39 is: 83,308.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,892.91 : 251,778.88 = 55,552.39 : x
  2. Step 2: Convert to fraction form
    167,892.91/251,778.88 = 55,552.39/x
  3. Step 3: Cross multiply
    167,892.91x = 251,778.88 × 55,552.39
  4. Step 4: Simplify right side
    167,892.91x = 13,986,918,535.52
  5. Step 5: Solve for x
    x = 13,986,918,535.52/167,892.91
  6. Step 6: Final answer
    x = 83,308.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.